Captain O-Ring – Replacement Lid Seal Gaskets for Yeti Stainless Steel Insulated Tumbler Mugs (3 Pack) [30 oz Lid Size]

Price: $9.99
(as of Dec 31, 2025 08:21:00 UTC – Details)

Product description

Restore your leaky travel mug to new with Captain O-Ring’s replacement lid seal gaskets. Compatible with Yeti, Beast, Chillout, Fire & Ice, Hogg, Mossy Oak, Ozark Trail, and Rtic (Arctic) travel mugs.

Available in two sizes – 20oz and 30oz. Check your mug’s capacity, or measure the lid to confirm which size you need. See photos for lid sizes/dimensions.

This convenient 3-pack of lid gaskets allows you to replace the seals on multiple mugs, or just replace on one mug and have spares on hand to keep your mug in top shape for years to come! Swap out your old, leaking, dirty seal in seconds and replace it with a clean, new, leak-proof gasket.

Captain O-Ring’s replacement lid gaskets are molded from Food Safe, BPA-Free, Phthalate-Free Dishwasher Safe Silicone Rubber for a safe, secure seal. Exactly like the gasket that came with your mug when it was brand new.

Manufactured and warrantied by Captain O-Ring LLC. Proudly assembled in the USA!

The 20 oz lid gasket seal is compatible with Yeti Rambler 20 oz. Tumbler, 10 oz. Lowball, 10 oz. Mug, 24 oz. Mug, 16 oz. Pint, and 25 oz. Straw Mug.

The 30oz lid gasket seal is compatible with Yeti Rambler 30 oz. Tumbler, 14 oz. Mug, 26 oz. Straw Cup, 35 oz. Straw Mug.

Installs in seconds!

Remove your old seal.Replace with new seal with the slightly larger lip facing toward the top of the lid for a perfect, leak-free seal.

Food Safe, BPA-Free, Dishwasher-Safe

Molded from Food Safe, BPA-Free, Dishwasher Safe Silicone Rubber, just like the gasket that came with your tumbler when it was brand new.

Perfect Fit

Unlike other gaskets that are close in size, ours are an exact match and perfect fit for your lid. Select your size (20oz or 30oz lid gaskets available) for your compatible mug/tumbler and know that you’re getting an exact match to your lid for a perfect, leak-free replacement seal.

Proudly Assembled in the USA!

Our lid gasket seal kits are assembled by Captain O-Ring LLC at our facility in New Jersey. Thank you for supporting small business!

Includes three (3) replacement lid seal gaskets compatible with Yeti stainless steel insulated tumbler travel mugs.
COMPATIBLE WITH: Yeti Rambler with Magslider Lid or original Rambler Lid, Beast, Chillout, Fire & Ice, Hogg, Mossy Oak, Ozark Trail, and Rtic (Arctic) travel mugs.
NOT COMPATIBLE WITH: Yeti Stronghold (threaded) lids, Yeti Chug Lids, Bubba, Contigo, Hydro Flask, Klean Kanteen, Tervis, or Thermos.
Available in two sizes. This is the 30 oz lid seal. Compatible with Yeti Rambler 30 oz. Tumbler (with magslider or original rambler lid), 14 oz. Mug, 26 oz. Straw Cup, and 35/42 oz. Straw Mug, as well as the other brands listed as compatible above. Check your mug’s size/capacity, or measure the lid to confirm which size you need. See photos for lid sizes/dimensions.
Molded from Food Safe, BPA-Free, Dishwasher Safe Silicone Rubber, just like the gasket that came with your tumbler when it was brand new. Manufactured and warrantied by Captain O-Ring LLC. Proudly assembled in the USA!